<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>{% block title %}{% endblock %}-知了课堂问答平台</title>
    
     <!-- 最新版本的 Bootstrap 核心 CSS 文件 -->
<link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" 
integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" 
crossorigin="anonymous">
<script src="https://cdn.bootcss.com/jquery/3.3.1/jquery.min.js"></script>
<!-- 最新的 Bootstrap 核心 JavaScript 文件 -->
<script src="https://cdn.bootcss.com/bootstrap/3.3.7/js/bootstrap.min.js" 
integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" 
crossorigin="anonymous"></script>
<link rel="stylesheet" href="{{url_for('static',filename='css/base.css')}}">
{% block head %}{% endblock %}
</head>
<body>
<nav class="navbar navbar-default">
    <div class="container">
        <!-- Brand and toggle get grouped for better mobile display -->
        <div class="navbar-header">
        <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
            <span class="sr-only">Toggle navigation</span>
            <span class="icon-bar"></span>
            <span class="icon-bar"></span>
            <span class="icon-bar"></span>
        </button>
        <a class="navbar-brand" href="#">
            <img class="logo" src="{{url_for('static',filename='images/zhiliaologo.png')}}" alt="">
        </a>
        </div>
    
        <!-- Collect the nav links, forms, and other content for toggling -->
        <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
        <ul class="nav navbar-nav">
            <li class="active"><a href="{{url_for('index')}}">首页 <span class="sr-only">(current)</span></a></li>
            <li><a href="{{url_for('question')}}">发布问答</a></li>
            
        </ul>
        <form class="navbar-form navbar-left" action="{{url_for("search")}}" method="GET">
            <div class="form-group">
            <input type="text" name="q" class="form-control" placeholder="请输入关键字">
            </div>
            <button type="submit" class="btn btn-default">查找</button>
        </form>
        <ul class="nav navbar-nav navbar-right">
            {% if user %}
            <li><a href="#">{{user.username}}</a></li>
            <li><a href="{{url_for('logout')}}">注销</a></li>
            {% else %}
            <li><a href="{{url_for('login')}}">登录</a></li>
            <li><a href="{{url_for('regist')}}">注册</a></li>
            {% endif %}
        </ul>
        </div><!-- /.navbar-collapse -->
    </div><!-- /.container-fluid -->
</nav>
<div class="main">
{% block main%}{% endblock %}
</div>
    
</body>
</html>